Service Procedures6H4866-02 41Section 3: Service ProceduresService ToolsThe following is a list of tools required for service operations:• Phillips (cross) screwdriver (medium)• Allen wrenches (metric): 1.5, 2, 2.5, 3, 4• Cutters• Long-nose pliers• Digital voltmeter (DVM)• ROM Chip (flash) extractorRemoving the Service Panel and Scanner CoverTools RequiredPhillips screwdriver (medium)Removing the Service Panel[1] Switch OFF the Unit.[2] Remove the power cord from the Main Socket.[3] Detach the Power Cord from the back of the Unit.[4] Detach the USB cable.Service Panel Screws[5] Remove the screws securing the Service Panel on the rear of the unit, and remove the Service Panel.